package com.surelution.lansao

import java.util.Date;

/**
 * Identify the user cross the wx and web
 * 
 * @author <a href="mailto:guangzong.syu@gmail.com">guangzong</a>
 *
 */
class X {

    static constraints = {
    }

	Long who
	Date createdAt
	String uuid
}
